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JP2561611B2 - 骨接合固着要素 - Google Patents

骨接合固着要素

Info

Publication number
JP2561611B2
JP2561611B2 JP5138949A JP13894993A JP2561611B2 JP 2561611 B2 JP2561611 B2 JP 2561611B2 JP 5138949 A JP5138949 A JP 5138949A JP 13894993 A JP13894993 A JP 13894993A JP 2561611 B2 JP2561611 B2 JP 2561611B2
Authority
JP
Japan
Prior art keywords
longitudinal member
element according
longitudinal
spherical
cylindrical
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
JP5138949A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0630950A (ja
Inventor
フリドリン シュラプフェル ヨハネス
フルキゲル マルクス
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AO Technology AG
Original Assignee
Synthes AG Chur
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Synthes AG Chur filed Critical Synthes AG Chur
Publication of JPH0630950A publication Critical patent/JPH0630950A/ja
Application granted granted Critical
Publication of JP2561611B2 publication Critical patent/JP2561611B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods
    • A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws or setting implements
    • A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
    • A61B17/70—Spinal positioners or stabilisers, e.g. stabilisers comprising fluid filler in an implant
    • A61B17/7001—Screws or hooks combined with longitudinal elements which do not contact vertebrae
    • A61B17/7035—Screws or hooks, wherein a rod-clamping part and a bone-anchoring part can pivot relative to each other
    • A61B17/704—Screws or hooks, wherein a rod-clamping part and a bone-anchoring part can pivot relative to each other the longitudinal element passing through a ball-joint in the screw head
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods
    • A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws or setting implements
    • A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
    • A61B17/70—Spinal positioners or stabilisers, e.g. stabilisers comprising fluid filler in an implant
    • A61B17/7001—Screws or hooks combined with longitudinal elements which do not contact vertebrae
    • A61B17/7002—Longitudinal elements, e.g. rods
    • A61B17/701—Longitudinal elements with a non-circular, e.g. rectangular, cross-section
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods
    • A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws or setting implements
    • A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
    • A61B17/70—Spinal positioners or stabilisers, e.g. stabilisers comprising fluid filler in an implant
    • A61B17/7001—Screws or hooks combined with longitudinal elements which do not contact vertebrae
    • A61B17/7032—Screws or hooks with U-shaped head or back through which longitudinal rods pass
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods
    • A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws or setting implements
    • A61B17/60—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws or setting implements for external osteosynthesis, e.g. distractors, contractors
    • A61B2017/603—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws or setting implements for external osteosynthesis, e.g. distractors, contractors with three points of contact, e.g. tripod

Landscapes

  • Health & Medical Sciences (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Neurology (AREA)
  • Surgery (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Surgical Instruments (AREA)
  • Prostheses (AREA)
JP5138949A 1992-06-04 1993-05-18 骨接合固着要素 Expired - Lifetime JP2561611B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH01799/92-0 1992-06-04
CH179992 1992-06-04

Publications (2)

Publication Number Publication Date
JPH0630950A JPH0630950A (ja) 1994-02-08
JP2561611B2 true JP2561611B2 (ja) 1996-12-11

Family

ID=4218877

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5138949A Expired - Lifetime JP2561611B2 (ja) 1992-06-04 1993-05-18 骨接合固着要素

Country Status (6)

Country Link
US (1) US5520689A (fr)
EP (1) EP0572790B1 (fr)
JP (1) JP2561611B2 (fr)
CA (1) CA2097623C (fr)
DE (1) DE59301618D1 (fr)
ES (1) ES2085673T3 (fr)

Families Citing this family (225)

* Cited by examiner, † Cited by third party
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DE59301618D1 (de) 1996-03-28
CA2097623C (fr) 2002-11-12
EP0572790A1 (fr) 1993-12-08
ES2085673T3 (es) 1996-06-01
JPH0630950A (ja) 1994-02-08
EP0572790B1 (fr) 1996-02-14
CA2097623A1 (fr) 1993-12-05
US5520689A (en) 1996-05-28

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